From owner-freebsd-net  Fri Jan 21  8:56:16 2000
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Date: Fri, 21 Jan 2000 08:55:03 -0800 (PST)
From: Julian Elischer <julian_elischer@yahoo.com>
Subject: Re: How to I get the interface on which the packet came in...
To: gbnaidu <gbnaidu@my-Deja.com>, freebsd-net@FreeBSD.ORG
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If you use the divert function of ipfw the packet the
divert target receives has teh received interface
encoded into the sockaddr.


--- gbnaidu   <gbnaidu@my-Deja.com> wrote:
> Hi I would like to know How to get the interface on
> which the packet came in?
> 
> One way is to use the falg IP_RECVIF flag. But can
> some body tell me the code fragment how to
> manipulate this option?
> 
> Another option could be to bind different IP address
> to different sock and try to read them. But in a
> host with multiple interfaces, will this hold good?
> How do I make sure on which interface it has came
> in?
> 
> To reply use this address: gbnaidu@sasi.com
> 
> regards
> --gb
> 
> 
> --== Sent via Deja.com http://www.deja.com/ ==--
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> 
> 
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=====
+------------------------------------+
|   __--_|\  Julian Elischer         |
|  /       \ julian@elischer.org     +--from Perth to the world.
| (   OZ    ) World tour 2000
+- X_.---._/  presently in:  Germany
          v
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